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Added ajax function to individually manage room allocation

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This commit is contained in:
Nathan Coad
2014-06-03 18:39:34 +10:00
parent 9aef5c23ed
commit eff81fdbba
4 changed files with 277 additions and 12 deletions
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255
booking.rooms.inc
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@@ -105,6 +105,256 @@ function booking_roomallocations_view_summary() {
return $result;
}
/**
* Function for manually assigning study group sessions for a person
*/
function booking_room_edit_form($node, &$form_state, $nid) {
global $event;
$form = array();
$room_options = array();
//verify that $nid is a number
if (! preg_match('/^[0-9]+$/', $nid)) {
drupal_set_message("Error: Invalid registration ID '" . $nid . "' supplied. Unable to edit study group sessions.", 'error', FALSE);
drupal_goto('admin/booking/rooms');
return "";
}
//check that this person exists
$check_query = db_query("SELECT nid " .
"FROM {booking_person} " .
"WHERE nid = :nid",
array(':nid' => $nid))
->fetchObject();
//throw an error if they don't exist
if (! $check_query)
{
drupal_set_message("Error: Unable to find booking corresponding with registration ID '" . $nid . "'.", 'error', FALSE);
drupal_goto('admin/booking/rooms');
return "";
}
//person must exist in database, load all the bits
$person = node_load($nid);
$prefix = t("<p>Manually assign/update room allocation for !first !last.<br /><b>Note:&nbsp;Still under testing!</b></p>",
array('!first' => $person->booking_firstname, '!last' => $person->booking_lastname));
//***form starts here***
$selected_room_location = isset($form_state['values']['booking_room_location_id']) ?
$form_state['values']['booking_room_location_id'] : $person->booking_room_location_id;
//watchdog('booking', "<pre>Room Edit selected room location:\n@info</pre>", array('@info' => print_r( $selected_room_location, true)));
$selected_room_num = isset($form_state['values']['booking_room_number']) ?
$form_state['values']['booking_room_number'] : $person->booking_room_number;
//watchdog('booking', "<pre>Room Edit selected room number:\n@info</pre>", array('@info' => print_r( $selected_room_num, true)));
$form['booking_room_location_id'] = array(
'#type' => 'select',
'#title' => t('Room Location'),
'#options' => _booking_room_location_lookup(),
'#default_value' => $person->booking_room_location_id,
'#ajax' => array(
'event' => 'change',
'wrapper' => 'booking_roomnum_wrapper',
'callback' => 'booking_roomnum_ajax_callback',
),
);
$form['booking_room_number'] = array(
'#type' => 'select',
'#title' => t('Room Number'),
//'#description' => t(''),
'#prefix' => '<div id="booking_roomnum_wrapper">',
'#suffix' => '</div>',
'#options' => _booking_get_roomedit_roomnum_options($selected_room_location),
'#default_value' => isset($form_state['values']['booking_room_number']) ? $form_state['values']['booking_room_number'] : $person->booking_room_number,
'#ajax' => array(
'event' => 'change',
'wrapper' => 'booking_bedtype_wrapper',
'callback' => 'booking_bedtype_ajax_callback',
),
);
$form['booking_room_bedtype'] = array(
'#type' => 'select',
'#title' => t('Bed Type'),
'#prefix' => '<div id="booking_bedtype_wrapper">',
'#suffix' => '</div>',
'#options' => _booking_get_roomedit_bedtype_options($selected_room_location, $selected_room_num),
'#default_value' => $person->booking_room_bedtype,
);
//generate the render array
$form['personid'] = array(
'#type' => 'hidden',
'#value' => $nid,
);
$form['submit'] = array (
'#type' => 'submit',
'#value' => t('Submit'),
);
return array (
'first_para' => array (
'#type' => 'markup',
'#markup' => $prefix,
),
'form' => $form,
);
}
/**
* Function to return the updated form element booking_room_number for booking_room_edit_form()
*/
function booking_roomnum_ajax_callback($form, $form_state) {
//watchdog('booking', "<pre>Room Edit ajax callback:\n@info</pre>", array('@info' => print_r( $form, true)));
return $form['form']['booking_room_number'];
}
/**
* Function to return the updated form element booking_room_bedtype for booking_room_edit_form()
*/
function booking_bedtype_ajax_callback($form, $form_state) {
watchdog('booking', "<pre>Room Edit ajax callback:\n@info</pre>", array('@info' => print_r( $form, true)));
return $form['form']['booking_room_bedtype'];
}
/**
* Function to calculate appropriate range of room numbers for ajax enabled form booking_room_edit_form()
* @param $location_id - the room location id to look at
* @return array containing the room numbers for this location
*/
function _booking_get_roomedit_roomnum_options($selected) {
$room_options = array();
$room_query = db_query("SELECT * FROM {booking_room_definition} WHERE booking_room_location_id = :lid",
array(':lid' => $selected));
foreach($room_query as $room)
{
$room_options[$room->booking_room_number] = $room->booking_room_number;
}
//watchdog('booking', "<pre>Room Number Options:\n@info</pre>", array('@info' => print_r( $room_options, true)));
return $room_options;
}
/**
* Function to calculate appropriate bed options for ajax enabled form booking_room_edit_form()
* @param $location_id - the room location id to look at
* @param $room_num - the room number to get the bed details from
* @return array containing the bed options for this specific room
*/
function _booking_get_roomedit_bedtype_options($location_id, $room_num) {
$bed_options = array();
$bed_options[] = "";
$details = db_query("SELECT * FROM {booking_room_definition} WHERE booking_room_location_id = :lid AND booking_room_number = :num",
array(':lid' => $location_id, ':num' => $room_num))->fetchObject();
//go through the bed options
if ($details->booking_room_singlebeds > 0)
{
$bed_options[1] = "Single";
}
if ($details->booking_room_doublebeds > 0)
{
$bed_options[2] = "Double";
}
if ($details->booking_room_queenbeds > 0)
{
$bed_options[3] = "Queen";
}
//watchdog('booking', "<pre>Room Number Options:\n@info</pre>", array('@info' => print_r( $bed_options, true)));
return $bed_options;
}
/**
* Validate the submission to update allocated room and bed for a person
*/
function booking_room_edit_form_validate($form, &$form_state) {
global $event;
$values = $form_state['input'];
$bed_inputs = array(
1 => 'booking_room_singlebeds',
2 => 'booking_room_doublebeds',
3 => 'booking_room_queenbeds',
);
//get the specific room definition from the database
$details = db_query("SELECT * FROM {booking_room_definition} WHERE booking_room_location_id = :lid AND booking_room_number = :num",
array(':lid' => $values['booking_room_location_id'], ':num' => $values['booking_room_number']))->fetchObject();
//get all person-to-room mappings relating to this room and bed type
$mappings = db_query("SELECT count(*) as num FROM {booking_room_mapping} WHERE booking_eventid = :eid AND booking_roomid = :rid AND booking_room_bedtype = :type",
array(':eid' => $event->eid, ':rid' => $details->rid, ':type' => $values['booking_room_bedtype']))->fetchObject();
watchdog('booking', "<pre>Max beds of type !type for this room:\n@info</pre>",
array('!type' => $bed_inputs[$values['booking_room_bedtype']], '@info' => print_r( $mappings, true)));
//make sure the value exists before validating it
if (!empty($values['booking_room_bedtype']))
{
$db_field = $bed_inputs[$values['booking_room_bedtype']];
//check that there is sufficient capacity to allocate another person to this room and bed type
if ($mappings->num >= $details->$db_field)
{
form_set_error('booking_room_number',
t('Unfortunately there are no beds available of the type specified in the room.')
);
}
}
}
/**
* Process the submission to update allocated room and bed for a person
*/
function booking_room_edit_form_submit($form, &$form_state) {
global $event;
$values = $form_state['input'];
$details = db_query("SELECT * FROM {booking_room_definition} WHERE booking_room_location_id = :lid AND booking_room_number = :num",
array(':lid' => $values['booking_room_location_id'], ':num' => $values['booking_room_number']))->fetchObject();
$check = db_query("SELECT * FROM {booking_room_mapping} WHERE booking_eventid = :eid AND booking_nodeid = :nid",
array(':eid' => $event->eid, ':nid' => $values['personid']))->fetchObject();
if ($check)
{
//there is an existing mapping to update
$result = db_update('booking_room_mapping')
->fields(array(
'booking_roomid' => $details->rid,
'booking_room_bedtype' => $values['booking_room_bedtype'],
))
->condition('booking_eventid', $event->eid)
->condition('booking_nodeid', $values['personid'])
->execute();
drupal_set_message("Successfully updated " . $result . " row(s) in the room allocation table.", $type = 'status');
}
else
{
//create a new room mapping for this person
$result = db_insert('booking_room_mapping')
->fields(array(
'booking_roomid' => $details->rid,
'booking_eventid' => $event->eid,
'booking_nodeid' => $values['personid'],
'booking_room_bedtype' => $values['booking_room_bedtype'],
))
->execute();
drupal_set_message("Successfully added " . $result . " row(s) to the room allocation table.", $type = 'status');
}
}
/**
* Function to define the form for configuring room definitions and also display existing room definitions
@@ -451,6 +701,8 @@ function booking_rooms_allocate_form_submit($form, &$form_state) {
'booking_room_queenbed_p2' => 3,
);
//TODO: Validate that there is capacioty for the person to be allocated to this room
//watchdog('booking', "<pre>Room assignment submission:\n@info</pre>", array('@info' => print_r( $singlebed_ids, true)));
//go through the different bed types
@@ -472,6 +724,7 @@ function booking_rooms_allocate_form_submit($form, &$form_state) {
//if this is actually a person to process
if ($nid > 0)
{
//this person didn't previously have a room/bed mapping
if (empty($room_mapping[$nid]))
{
drupal_set_message(t('Assigning person id !id to a type !type bed in room id !room.',
@@ -486,6 +739,7 @@ function booking_rooms_allocate_form_submit($form, &$form_state) {
))
->execute();
}
//this person previously had a room mapping but to a different room
elseif ((!empty($room_mapping[$nid])) && $room_mapping[$nid]->booking_roomid != $room)
{
drupal_set_message(t('Changing person id !id from old room !oldroom to new room !room with type !type bed.',
@@ -501,6 +755,7 @@ function booking_rooms_allocate_form_submit($form, &$form_state) {
->execute();
}
//this person previously had a room mapping but to a different bed type in the same room
elseif ((!empty($room_mapping[$nid])) && $room_mapping[$nid]->booking_room_bedtype != $type_id)
{
drupal_set_message(t('Changing person id !id in room !room to new bed type type !type .',